19 CFR § 146.51 - Customs control of merchandise.

---
identifier: "/us/cfr/t19/s146.51"
source: "ecfr"
legal_status: "authoritative_unofficial"
title: "19 CFR § 146.51 - Customs control of merchandise."
title_number: 19
title_name: "Customs Duties"
section_number: "146.51"
section_name: "Customs control of merchandise."
chapter_name: "U.S. CUSTOMS AND BORDER PROTECTION, DEPARTMENT OF HOMELAND SECURITY; DEPARTMENT OF THE TREASURY"
part_number: "146"
part_name: "FOREIGN TRADE ZONES"
positive_law: false
currency: "2026-03-24"
last_updated: "2026-03-24"
format_version: "1.1.0"
generator: "[email protected]"
authority: "19 U.S.C. 66, 81a-81u, 1202 (General Note 3(i), Harmonized Tariff Schedule of the United States), 1623, 1624."
regulatory_source: "T.D. 86-16, 51 FR 5049, Feb. 11, 1986, unless otherwise noted."
cfr_part: "146"
---


# 146.51 Customs control of merchandise.

No merchandise, other than domestic status merchandise provided for in § 146.43, will be manipulated, manufactured, exhibited, destroyed, or transferred from a zone in any manner or for any purpose, except under Customs permit as provided for in this part. The port director may require segregation of any zone status merchandise whenever necessary to protect the revenue or properly administer U.S. laws or regulations.